package chpt02;

public class OperateDemo03 {

	public static void main(String[] args) {
		int score = 50;  // 定义变量score
		if((score < 0) || (score > 100)){
		   System.out.println("输入成绩有误！");
		}
		if((score < 60) && (score > 49)){
		   System.out.println("不及格，补考！");
		}
		if(score < 49){
		   System.out.println("不及格，重修！");
		}
	}
}
